System.Data.OleDb.OleDbExc
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Question
Populating a .net gridview from excel
How would I reference my data in my select statment. I tried Select * from [Sheet1$] that throws an error. I want to take the whole spreed sheet and drop it into a gridview.
<%@ Page Language="VB" %>
<%@ Register assembly="AjaxControlToolk
<%@ Import Namespace="System.Data.Ole
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.Sql
<%@ Import Namespace="System.Configur
<%@ Import Namespace="System.Text" %>
<%@ Import Namespace="System.Text.Reg
<%@ Import Namespace="System" %>
<%@ Import Namespace="System.Configur
<%@ Import Namespace="System.IO" %>
<%@ Import Namespace="System.Web" %>
<%@ Import Namespace="System.Web.Secu
<%@ Import Namespace="System.Web.UI" %>
<%@ Import Namespace="System.Web.UI.W
<%@ Import Namespace="System.Web.UI.W
<%@ Import Namespace="System.Web.UI.H
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtm
<script runat="server">
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs)
' Create variables that are used in code sample.
Dim i, j As Integer
' Create connection string variable. Modify the "Data Source" parameter as
' appropriate for your environment.
' Dim sConnectionString As String = "Provider=Microsoft.Jet.OL
Dim sConnectionString As String = "Provider=Microsoft.Jet.OL
& "Data Source=C:\Inetpub\wwwroot\
& ";" & "Extended Properties=Excel 8.0;"
' Create the connection object by using the preceding connection string.
Dim objConn As New OleDbConnection(sConnectio
' Open connection with the database.
objConn.Open()
' The code to follow uses a SQL SELECT command to display the data from the worksheet.
' Create new OleDbCommand to return data from worksheet.
Dim objCmdSelect As New OleDbCommand("SELECT * FROM Sheet1$", objConn)
' Create new OleDbDataAdapter that is used to build a DataSet
' based on the preceding SQL SELECT statement.
Dim objAdapter1 As New OleDbDataAdapter()
' Pass the Select command to the adapter.
objAdapter1.SelectCommand = objCmdSelect
' Create new DataSet to hold information from the worksheet.
Dim objDataset1 As New DataSet
' Fill the DataSet with the information from the worksheet.
objAdapter1.Fill(objDatase
' Build a table from the original data.
GridView1.DataSource = objDataset1.Tables(0).Defa
GridView1.DataBind()
'' Clean up objects.
objConn.Close()
End Sub
</script>
36
37 <html xmlns="http://www.w3.org/1
38 <head id="Head1" runat="server">
39 <title>Untitled Page</title>
40 </head>
41 <body>
42 <form id="form1" runat="server">
43 <div>
44 <asp:TextBox ID="TextBox1" runat="server" Style="z-index: 100; left: 23px; position: absolute;
45 top: 47px"></asp:TextBox>
46 <asp:GridView ID="GridView1" runat="server">
</asp:GridView>
47
48 </div>
49 </form>
50 </body>
51
</html>
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by: Juan_BarreraPosted on 2008-12-11 at 14:20:01ID: 23153061
Hi again,
You can display one workbook at the time this way. Otherwise, you'll need to merge them all.
By doing this:
"SELECT * FROM Sheet1$"
you are loading the workbook "Sheet1" only.
IS that what you want? What's the error you get?